PCTEL's NMO-60-264-P1-A is a 22' RG-58U solid center coax/NMO mount kit with a PL-259 connector installed/attached.
Part # Matrix: NMO = Mount style > 60 = Cable style (RG-58U) > 264 = Cable length (inches) > P1 = Connector style (PL-259) > A = Attached connector